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Benelli 900 Sei
1981Classic

Benelli 900 Sei

Key specifications

Engine
905 cc
Power
80 HP
Fuel type
petrol
Fuel capacity
4.5 L
Transmission
5-speed
Front brakes
Dual disc
Rear brakes
Single disc

Overview

Introducing the 1981 Benelli 900 Sei: A Classic Marvel of Engineering The 1981 Benelli 900 Sei stands as a remarkable testament to Italian craftsmanship and innovation in the motorcycle world. As one of the first production motorcycles equipped with an in-line six-cylinder engine, the 900 Sei was designed to capture the hearts of enthusiasts and riders alike during its heyday. Positioned as a luxurious sport-touring motorcycle, it was aimed at those seeking both performance and comfort, combining sleek lines and a sophisticated aesthetic that still turns heads today. With its unique engineering and striking design, the 900 Sei is a sought-after classic that continues to resonate with vintage motorcycle aficionados. Engine Performance and Riding Characteristics At the heart of the Benelli 900 Sei lies a potent 905cc in-line six-cylinder engine, a powerplant that delivers a thrilling 80 horsepower at a spirited 8,300 RPM. This remarkable engine configuration not only offers a smooth and linear power delivery but also provides a distinctive sound that is music to the ears of any motorcyclist. With a top speed of nearly 119.9 mph (193 km/h), the 900 Sei boasts impressive performance for its time, effortlessly powering through winding roads and straightaways alike. The combination of a 5-speed gearbox and a chain final drive ensures that shifts are crisp and responsive, giving riders the ability to fully exploit the engine's capabilities. Whether you’re cruising down a scenic highway or navigating city streets, the 900 Sei delivers a riding experience that is both exhilarating and refined. Key Features and Technology The Benelli 900 Sei is packed with features that highlight its advanced engineering for the era. The motorcycle is equipped with dual front disc brakes and a single rear disc brake, offering superior stopping power and confidence on the road. Its well-designed suspension system enhances ride quality, ensuring that both the rider and passenger enjoy comfort even on longer journeys. The air-cooled engine, with a compression ratio of 9.5:1, reflects a balance of power and efficiency, while the stylish design is complemented by a fuel capacity of 17 liters (4.49 gallons), allowing for extended rides without frequent stops at the pump. The striking aesthetic, coupled with thoughtful engineering, makes the 900 Sei not just a motorcycle, but a statement of style and performance. **

Pros

    Cons

    • Unique Engine Configuration: The in-line six-cylinder engine offers smooth power delivery and a distinctive sound, setting it apart from typical v-twin or parallel-twin engines.
    • Classic Design: With its sleek lines and vintage charm, the 900 Sei is a head-turner that appeals to collectors and enthusiasts of classic motorcycles.
    • Comfortable Ride: Designed for touring, it combines performance with comfort, making it suitable for long rides without compromising on ergonomics.
    • Weight: At 249 kg (549 lbs), the 900 Sei can feel heavy, particularly at low speeds or when maneuvering in tight spaces.
    • Parts Availability: As a classic motorcycle, sourcing replacement parts may be challenging, potentially complicating maintenance and repairs.
    • Fuel Efficiency: While performance-oriented, its fuel consumption may not be as economical as more modern bikes, which could be a consideration for daily riders.

    Technical details

    Source specification data

    Make
    Benelli
    Model
    900 Sei
    Category
    Classic
    Power
    80.00 HP (58.4 kW)) @ 8300 RPM
    Gearbox
    5-speed
    Top Speed
    193.0 km/h (119.9 mph)
    Bore X Stroke
    60.0 x 53.4 mm (2.4 x 2.1 inches)
    Compression
    9.5:1
    Displacement
    905.00 ccm (55.22 cubic inches)
    Cooling System
    Air
    Engine Details
    In-line six, four-stroke
    Valves Per Cylinder
    2
    Transmission Type Final Drive
    Chain
    Fuel Capacity
    17.00 litres (4.49 gallons)
    Weight Incl Oil Gas Etc
    249.0 kg (549.0 pounds)
    Rear Tyre
    120/90-18
    Front Tyre
    100/90-18
    Rear Brakes
    Single disc
    Front Brakes
    Dual disc